code: def pack_bin_conv_unused_weight(index, info, func):
      weight_name = func.input[index]
      d = info._parameters[weight_name].data[:]
      d = d[0:1]  # TRUNC TO 1
      del info._parameters[weight_name].data[:]
      info._parameters[weight_name].data.extend(d)
  
file_path: nnabla/python/src/nnabla/utils/converter/nnablart/utils.py
imports: import collections
  from functools import partial
  import nnabla.utils.converter
  import numpy
label_desc: Use image node_id 5 for calling a global function with example usage: pack_bin_conv_unused_weight(index, info, func) without return types